Abstract: in this paper, a dual closed-loop ultrasonic power system based on phase inspection was researched and developed. Reliable phase closed-loop inspection circuits and the power closed-loop ...

Yesterday, Apple unveiled the iPhone 17, iPhone 17 Pro, iPhone 17 Pro Max, and iPhone Air. All of them come with many new features and specs, but one interesting setting wasn't talked about during the ...

The iPhone 17 models include an Accessibility setting to disable pulse width modulation (PWM), according to information found in the iOS 26 release candidate. There will be a toggle located in the ...

Exoskeletons aim to enhance human performance and reduce physical fatigue. However, one major challenge for active exoskeletons is the need for a power source. This demand is typically met with ...

Many applications using miniature brushed DC motors require motors to operate at more than one load point or through specific load cycles. Running a motor at usable load points requires a variable, ...

Among all the Arduino boards, the Uno is most folks' go-to choice, and for good reason. It's the perfect platform to get started with Arduino, it's capable enough to handle a wide range of tasks, and ...

Deciding between PWM and DC case fans can be confusing, but it’s important for the optimal performance of your computer. In general, PWM fans are quieter, more controllable, and more durable than DC ...